accessibility menu, dialog, popup

UserName
Viewing profile as user:

Oxacyclic compounds

Organic heterocyclic compounds that contain one or more oxygen atoms either within the ring's structure or linked to the ring.
Quantity 
  • (28)
  • (3)
  • (3)
  • (1)
  • (11)
  • (1)
  • (1)
  • (1)
  • (2)
  • (29)
  • (1)
  • (2)
  • (1)
  • (4)
  • (11)
  • (1)
  • (32)
  • (2)
  • (3)
  • (11)
  • (1)
  • (1)
  • (1)
Molecular Weight (g/mol) 
  • (4)
  • (7)
  • (6)
  • (3)
  • (4)
  • (2)
  • (2)
  • (5)
  • (2)
  • (5)
  • (4)
  • (4)
  • (11)
  • (8)
  • (5)
  • (2)
  • (3)
  • (3)
  • (2)
  • (1)
  • (2)
  • (5)
  • (2)
  • (6)
  • (4)
  • (2)
  • (2)
  • (2)
  • (1)
  • (4)
  • (3)
  • (1)
  • (1)
  • (2)
  • (2)
  • (1)
  • (5)
  • (1)
  • (2)
  • (4)
  • (1)
  • (2)
  • (10)
Percent Purity 
  • (1)
  • (1)
  • (2)
  • (3)
  • (2)
  • (2)
  • (7)
  • (16)
  • (6)
  • (2)
  • (6)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (44)
  • (25)
  • (2)
  • (11)
  • (5)
Physical Form 
  • (31)
  • (2)
  • (5)
  • (16)
  • (7)
  • (7)
  • (2)
Boiling Point 
  • (2)
  • (2)
  • (2)
  • (1)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (4)
  • (3)
  • (4)
  • (6)
  • (3)
  • (2)
  • (2)
  • (2)
  • (3)
  • (1)
  • (7)
  • (2)
  • (2)
  • (1)
  • (3)
  • (2)
  • (3)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (7)

brands

  • (3)
  • (4)
  • (1)
  • (6)
  • (1)
  • (3)
  • (7)
  • (41)
  • (100)
  • (22)

special interests

  • (2)
  • (49)

Quantity

  • (28)
  • (3)
  • (3)
  • (1)
  • (11)
  • (1)
  • (1)
  • (1)
  • (2)
  • (29)
  • (1)
  • (2)
  • (1)
  • (4)
  • (11)
  • (1)
  • (32)
  • (2)
  • (3)
  • (11)
  • (1)
  • (1)
  • (1)

Molecular Weight (g/mol)

  • (4)
  • (7)
  • (6)
  • (3)
  • (4)
  • (2)
  • (2)
  • (5)
  • (2)
  • (5)
  • (4)
  • (4)
  • (11)
  • (8)
  • (5)
  • (2)
  • (3)
  • (3)
  • (2)
  • (1)
  • (2)
  • (5)
  • (2)
  • (6)
  • (4)
  • (2)
  • (2)
  • (2)
  • (1)
  • (4)
  • (3)
  • (1)
  • (1)
  • (2)
  • (2)
  • (1)
  • (5)
  • (1)
  • (2)
  • (4)
  • (1)
  • (2)
  • (10)

Percent Purity

  • (1)
  • (1)
  • (2)
  • (3)
  • (2)
  • (2)
  • (7)
  • (16)
  • (6)
  • (2)
  • (6)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (44)
  • (25)
  • (2)
  • (11)
  • (5)

Physical Form

  • (31)
  • (2)
  • (5)
  • (16)
  • (7)
  • (7)
  • (2)

Boiling Point

  • (2)
  • (2)
  • (2)
  • (1)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (4)
  • (3)
  • (4)
  • (6)
  • (3)
  • (2)
  • (2)
  • (2)
  • (3)
  • (1)
  • (7)
  • (2)
  • (2)
  • (1)
  • (3)
  • (2)
  • (3)

Grade

  • (2)
  • (3)
  • (1)
  • (5)
Keyword Search:
1 – 15 of 116 results
1

3-Methylflavone-8-Carboxylic Acid, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

2

Coumalic acid, 97%

CAS: 500-05-0 Molecular Formula: C6H4O4 Molecular Weight (g/mol): 140.09 MDL Number: MFCD00006644 InChI Key: ORGPJDKNYMVLFL-UHFFFAOYSA-N Synonym: coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g PubChem CID: 68141 SMILES: OC(=O)C1=COC(=O)C=C1

PubChem CID 68141
CAS 500-05-0
Molecular Weight (g/mol) 140.09
MDL Number MFCD00006644
SMILES OC(=O)C1=COC(=O)C=C1
Synonym coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g
InChI Key ORGPJDKNYMVLFL-UHFFFAOYSA-N
Molecular Formula C6H4O4
3

Xanthydrol for the Detection of Urea, ≥99.0% (HPLC), MilliporeSigma™ Supelco™

MDL Number: MFCD00005057 Synonym: 9-Hydroxyxanthene; 9-Xanthenol

MDL Number MFCD00005057
Synonym 9-Hydroxyxanthene; 9-Xanthenol
4

Chromone-3-carboxylic acid, 98%

CAS: 39079-62-4 Molecular Formula: C10H6O4 Molecular Weight (g/mol): 190.154 MDL Number: MFCD00017338 InChI Key: PCIITXGDSHXTSN-UHFFFAOYSA-N Synonym: chromone-3-carboxylic acid,4-oxo-4h-chromene-3-carboxylic acid,4-oxo-4h-1-benzopyran-3-carboxylic acid,maybridge1_005842,3-carboxychromone,d04tgn,acmc-1ad65,4-oxo-chromene-3-carboxylic acid,4h-chromen-4-one-3-carboxylic acid PubChem CID: 181620 IUPAC Name: 4-oxochromene-3-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=O)C(=CO2)C(=O)O

PubChem CID 181620
CAS 39079-62-4
Molecular Weight (g/mol) 190.154
MDL Number MFCD00017338
SMILES C1=CC=C2C(=C1)C(=O)C(=CO2)C(=O)O
Synonym chromone-3-carboxylic acid,4-oxo-4h-chromene-3-carboxylic acid,4-oxo-4h-1-benzopyran-3-carboxylic acid,maybridge1_005842,3-carboxychromone,d04tgn,acmc-1ad65,4-oxo-chromene-3-carboxylic acid,4h-chromen-4-one-3-carboxylic acid
IUPAC Name 4-oxochromene-3-carboxylic acid
InChI Key PCIITXGDSHXTSN-UHFFFAOYSA-N
Molecular Formula C10H6O4
5

Xanthene-9-carboxylic acid, 98%

CAS: 82-07-5 Molecular Formula: C14H10O3 Molecular Weight (g/mol): 226.231 MDL Number: MFCD00005059 InChI Key: VSBFNCXKYIEYIS-UHFFFAOYSA-N Synonym: xanthene-9-carboxylic acid,xanthanoic acid,xanthenecarboxylic acid,9-xanthenecarboxylic acid,unii-63a81f6a8v,xanthene-9-carboxylicacid,pubchem17697,maybridge1_006340,9-xanthenylcarboxylic acid,chembl520 PubChem CID: 65736 IUPAC Name: 9H-xanthene-9-carboxylic acid SMILES: C1=CC=C2C(=C1)C(C3=CC=CC=C3O2)C(=O)O

PubChem CID 65736
CAS 82-07-5
Molecular Weight (g/mol) 226.231
MDL Number MFCD00005059
SMILES C1=CC=C2C(=C1)C(C3=CC=CC=C3O2)C(=O)O
Synonym xanthene-9-carboxylic acid,xanthanoic acid,xanthenecarboxylic acid,9-xanthenecarboxylic acid,unii-63a81f6a8v,xanthene-9-carboxylicacid,pubchem17697,maybridge1_006340,9-xanthenylcarboxylic acid,chembl520
IUPAC Name 9H-xanthene-9-carboxylic acid
InChI Key VSBFNCXKYIEYIS-UHFFFAOYSA-N
Molecular Formula C14H10O3
6

Oxazole-5-carboxylic acid, 98+%

CAS: 118994-90-4 Molecular Formula: C4H3NO3 Molecular Weight (g/mol): 113.072 MDL Number: MFCD04114931 InChI Key: QCGMEWVZBGQOFN-UHFFFAOYSA-N Synonym: oxazole-5-carboxylic acid,5-oxazolecarboxylic acid,5-oxazolecarboxylicacid,5-carboxy-1,3-oxazole,oxazole-5-carboxylicacid,5-carboxyoxazole,acmc-209a0v,ksc173g8b,1,3-oxazole-5-carboxylic acid PubChem CID: 16340557 IUPAC Name: 1,3-oxazole-5-carboxylic acid SMILES: C1=C(OC=N1)C(=O)O

PubChem CID 16340557
CAS 118994-90-4
Molecular Weight (g/mol) 113.072
MDL Number MFCD04114931
SMILES C1=C(OC=N1)C(=O)O
Synonym oxazole-5-carboxylic acid,5-oxazolecarboxylic acid,5-oxazolecarboxylicacid,5-carboxy-1,3-oxazole,oxazole-5-carboxylicacid,5-carboxyoxazole,acmc-209a0v,ksc173g8b,1,3-oxazole-5-carboxylic acid
IUPAC Name 1,3-oxazole-5-carboxylic acid
InChI Key QCGMEWVZBGQOFN-UHFFFAOYSA-N
Molecular Formula C4H3NO3
7

Oxazole-4-carboxylic acid, 97%

CAS: 23012-13-7 Molecular Formula: C4H3NO3 Molecular Weight (g/mol): 113.07 MDL Number: MFCD06797151 InChI Key: JBCFJMYPJJWIRG-UHFFFAOYSA-N Synonym: oxazole-4-carboxylic acid,4-oxazolecarboxylic acid,4-oxazolecarboxylicacid,4-carboxy-1,3-oxazole,oxazole-4-carboxylic,4-oxazolecarboxlic acid,pubchem11025,4-carboxyoxazole,4-oxazolecarboxylic acid ep PubChem CID: 14281430 IUPAC Name: 1,3-oxazole-4-carboxylic acid SMILES: C1=C(N=CO1)C(=O)O

PubChem CID 14281430
CAS 23012-13-7
Molecular Weight (g/mol) 113.07
MDL Number MFCD06797151
SMILES C1=C(N=CO1)C(=O)O
Synonym oxazole-4-carboxylic acid,4-oxazolecarboxylic acid,4-oxazolecarboxylicacid,4-carboxy-1,3-oxazole,oxazole-4-carboxylic,4-oxazolecarboxlic acid,pubchem11025,4-carboxyoxazole,4-oxazolecarboxylic acid ep
IUPAC Name 1,3-oxazole-4-carboxylic acid
InChI Key JBCFJMYPJJWIRG-UHFFFAOYSA-N
Molecular Formula C4H3NO3
8

(2-Oxo-3-benzoxazolyl)acetic acid, 97%

CAS: 13610-49-6 Molecular Formula: C9H7NO4 Molecular Weight (g/mol): 193.158 MDL Number: MFCD01547452 InChI Key: PHIUXGVYFVAGTC-UHFFFAOYSA-N Synonym: 2-oxo-1,3-benzoxazol-3 2h-yl acetic acid,2-oxo-benzooxazol-3-yl-acetic acid,2-2-oxobenzo d oxazol-3 2h-yl acetic acid,2 3h-benzoxazolone-3-yl acetic acid,2-oxo-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-3-hydrobenzoxazol-3-yl acetic acid,3 2h-benzoxazoleacetic acid,2-oxo,3-benzoxazolonyl acetic acid,tos-bb-0934 PubChem CID: 737119 IUPAC Name: 2-(2-oxo-1,3-benzoxazol-3-yl)acetic acid SMILES: C1=CC=C2C(=C1)N(C(=O)O2)CC(=O)O

PubChem CID 737119
CAS 13610-49-6
Molecular Weight (g/mol) 193.158
MDL Number MFCD01547452
SMILES C1=CC=C2C(=C1)N(C(=O)O2)CC(=O)O
Synonym 2-oxo-1,3-benzoxazol-3 2h-yl acetic acid,2-oxo-benzooxazol-3-yl-acetic acid,2-2-oxobenzo d oxazol-3 2h-yl acetic acid,2 3h-benzoxazolone-3-yl acetic acid,2-oxo-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-3-hydrobenzoxazol-3-yl acetic acid,3 2h-benzoxazoleacetic acid,2-oxo,3-benzoxazolonyl acetic acid,tos-bb-0934
IUPAC Name 2-(2-oxo-1,3-benzoxazol-3-yl)acetic acid
InChI Key PHIUXGVYFVAGTC-UHFFFAOYSA-N
Molecular Formula C9H7NO4
9

Coumalic Acid 97.0+%, TCI America™
SDP

CAS: 500-05-0 Molecular Formula: C6H4O4 Molecular Weight (g/mol): 140.09 MDL Number: MFCD00006644 InChI Key: ORGPJDKNYMVLFL-UHFFFAOYSA-N Synonym: coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g PubChem CID: 68141 IUPAC Name: 2-oxo-2H-pyran-5-carboxylic acid SMILES: OC(=O)C1=COC(=O)C=C1

PubChem CID 68141
CAS 500-05-0
Molecular Weight (g/mol) 140.09
MDL Number MFCD00006644
SMILES OC(=O)C1=COC(=O)C=C1
Synonym coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g
IUPAC Name 2-oxo-2H-pyran-5-carboxylic acid
InChI Key ORGPJDKNYMVLFL-UHFFFAOYSA-N
Molecular Formula C6H4O4
10

1-Benzofuran-5-carboxylic acid, Thermo Scientific™

CAS: 90721-27-0 Molecular Formula: C9H6O3 Molecular Weight (g/mol): 162.14 MDL Number: MFCD01006742 InChI Key: GTWXSZIQNTUNKR-UHFFFAOYSA-N Synonym: benzofuran-5-carboxylic acid,5-benzofurancarboxylic acid,benzo b furan-5-carboxylic acid,1-benzofunan-5-carboxylic acid,benzofurane-5-carboxylic acid,4ctj,pubchem7018,5-benzofuran carboxylic,rarechem al be 1369,5-benzofurancarboxylicacid PubChem CID: 595656 IUPAC Name: 1-benzofuran-5-carboxylic acid SMILES: OC(=O)C1=CC=C2OC=CC2=C1

PubChem CID 595656
CAS 90721-27-0
Molecular Weight (g/mol) 162.14
MDL Number MFCD01006742
SMILES OC(=O)C1=CC=C2OC=CC2=C1
Synonym benzofuran-5-carboxylic acid,5-benzofurancarboxylic acid,benzo b furan-5-carboxylic acid,1-benzofunan-5-carboxylic acid,benzofurane-5-carboxylic acid,4ctj,pubchem7018,5-benzofuran carboxylic,rarechem al be 1369,5-benzofurancarboxylicacid
IUPAC Name 1-benzofuran-5-carboxylic acid
InChI Key GTWXSZIQNTUNKR-UHFFFAOYSA-N
Molecular Formula C9H6O3
11

4-Oxazolecarboxylic Acid 98.0+%, TCI America™
SDP

CAS: 23012-13-7 Molecular Formula: C4H3NO3 Molecular Weight (g/mol): 113.072 MDL Number: MFCD06797151 InChI Key: JBCFJMYPJJWIRG-UHFFFAOYSA-N Synonym: oxazole-4-carboxylic acid,4-oxazolecarboxylic acid,4-oxazolecarboxylicacid,4-carboxy-1,3-oxazole,oxazole-4-carboxylic,4-oxazolecarboxlic acid,pubchem11025,4-carboxyoxazole,4-oxazolecarboxylic acid ep PubChem CID: 14281430 IUPAC Name: 1,3-oxazole-4-carboxylic acid SMILES: C1=C(N=CO1)C(=O)O

PubChem CID 14281430
CAS 23012-13-7
Molecular Weight (g/mol) 113.072
MDL Number MFCD06797151
SMILES C1=C(N=CO1)C(=O)O
Synonym oxazole-4-carboxylic acid,4-oxazolecarboxylic acid,4-oxazolecarboxylicacid,4-carboxy-1,3-oxazole,oxazole-4-carboxylic,4-oxazolecarboxlic acid,pubchem11025,4-carboxyoxazole,4-oxazolecarboxylic acid ep
IUPAC Name 1,3-oxazole-4-carboxylic acid
InChI Key JBCFJMYPJJWIRG-UHFFFAOYSA-N
Molecular Formula C4H3NO3
12

3-(2-Furyl)benzoic acid, 97%, Thermo Scientific™

CAS: 35461-99-5 Molecular Formula: C11H8O3 Molecular Weight (g/mol): 188.182 MDL Number: MFCD02690979 InChI Key: RQVVFGRDMHDHNI-UHFFFAOYSA-N Synonym: 3-furan-2-yl benzoic acid,3-2-furyl benzoic acid,3-fur-2-ylbenzoic acid,3-furan-2-yl-benzoic acid,m-2-furyl benzoic acid,benzoic acid, 3-2-furanyl PubChem CID: 5037933 IUPAC Name: 3-(furan-2-yl)benzoic acid SMILES: C1=CC(=CC(=C1)C(=O)O)C2=CC=CO2

PubChem CID 5037933
CAS 35461-99-5
Molecular Weight (g/mol) 188.182
MDL Number MFCD02690979
SMILES C1=CC(=CC(=C1)C(=O)O)C2=CC=CO2
Synonym 3-furan-2-yl benzoic acid,3-2-furyl benzoic acid,3-fur-2-ylbenzoic acid,3-furan-2-yl-benzoic acid,m-2-furyl benzoic acid,benzoic acid, 3-2-furanyl
IUPAC Name 3-(furan-2-yl)benzoic acid
InChI Key RQVVFGRDMHDHNI-UHFFFAOYSA-N
Molecular Formula C11H8O3
13

4-(2-Furyl)benzoic acid, 97%, Thermo Scientific™

CAS: 35461-98-4 Molecular Formula: C11H8O3 Molecular Weight (g/mol): 188.18 MDL Number: MFCD04039073 InChI Key: FOJYVBSPOBUCMV-UHFFFAOYSA-N Synonym: 4-2-furyl benzoic acid,4-furan-2-yl benzoic acid,4-furan-2-yl-benzoic acid,2-4-carboxyphenyl furan,4-fur-2-ylbenzoic acid,p-2-furyl benzoic acid,4-2-furanyl benzoic acid PubChem CID: 5138791 IUPAC Name: 4-(furan-2-yl)benzoic acid SMILES: OC(=O)C1=CC=C(C=C1)C1=CC=CO1

PubChem CID 5138791
CAS 35461-98-4
Molecular Weight (g/mol) 188.18
MDL Number MFCD04039073
SMILES OC(=O)C1=CC=C(C=C1)C1=CC=CO1
Synonym 4-2-furyl benzoic acid,4-furan-2-yl benzoic acid,4-furan-2-yl-benzoic acid,2-4-carboxyphenyl furan,4-fur-2-ylbenzoic acid,p-2-furyl benzoic acid,4-2-furanyl benzoic acid
IUPAC Name 4-(furan-2-yl)benzoic acid
InChI Key FOJYVBSPOBUCMV-UHFFFAOYSA-N
Molecular Formula C11H8O3
14

4-Oxo-4H-1-benzopyran-2-carboxylic acid, 97%

CAS: 4940-39-0 Molecular Formula: C10H6O4 Molecular Weight (g/mol): 190.15 MDL Number: MFCD00006838 InChI Key: RVMGXWBCQGAWBR-UHFFFAOYSA-N Synonym: chromocarb,chromone-2-carboxylic acid,4-oxo-4h-chromene-2-carboxylic acid,4-oxo-4h-1-benzopyran-2-carboxylic acid,atremon,chromonecarboxylic acid,lp-1,chromocarb inn:dcf,2-chromonecarboxylic acid,chromocarbe inn-french PubChem CID: 2741 IUPAC Name: 4-oxochromene-2-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O

PubChem CID 2741
CAS 4940-39-0
Molecular Weight (g/mol) 190.15
MDL Number MFCD00006838
SMILES C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O
Synonym chromocarb,chromone-2-carboxylic acid,4-oxo-4h-chromene-2-carboxylic acid,4-oxo-4h-1-benzopyran-2-carboxylic acid,atremon,chromonecarboxylic acid,lp-1,chromocarb inn:dcf,2-chromonecarboxylic acid,chromocarbe inn-french
IUPAC Name 4-oxochromene-2-carboxylic acid
InChI Key RVMGXWBCQGAWBR-UHFFFAOYSA-N
Molecular Formula C10H6O4
15

2-(2-Furyl)benzoic acid, 97%, Thermo Scientific™

CAS: 331942-47-3 Molecular Formula: C11H8O3 Molecular Weight (g/mol): 188.182 InChI Key: QRUHYAWZHFTNEA-UHFFFAOYSA-N Synonym: 2-2-furyl benzoic acid,2-furan-2-yl benzoic acid,2-fur-2-ylbenzoic acid,benzoic acid,2-2-furanyl,2-fur-2-yl benzoic acid,2-furan-2-yl-benzoic acid PubChem CID: 2772293 IUPAC Name: 2-(furan-2-yl)benzoic acid SMILES: C1=CC=C(C(=C1)C2=CC=CO2)C(=O)O

PubChem CID 2772293
CAS 331942-47-3
Molecular Weight (g/mol) 188.182
SMILES C1=CC=C(C(=C1)C2=CC=CO2)C(=O)O
Synonym 2-2-furyl benzoic acid,2-furan-2-yl benzoic acid,2-fur-2-ylbenzoic acid,benzoic acid,2-2-furanyl,2-fur-2-yl benzoic acid,2-furan-2-yl-benzoic acid
IUPAC Name 2-(furan-2-yl)benzoic acid
InChI Key QRUHYAWZHFTNEA-UHFFFAOYSA-N
Molecular Formula C11H8O3